Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phong su cao snippets" » "phong su code snippets", "phong slu cao snippets", "thong su cao snippets", "phong tu cao snippets", "phong cu cao snippets", "phong vu cao snippets", "phong su co snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("phong su cao snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phong su cao snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phong su cao snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phong su cao snippets"))) or ("locating bug core snippets"))*.